CVE-2026-20884

Affected: LibRaw

An integer overflow vulnerability exists in the deflate_dng_load_raw functionality of LibRaw Commit 8dc68e2. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

USN-8522-1 — libraw vulnerabilities

Affected: Ubuntu:22.04:LTS: libraw, Ubuntu:24.04:LTS: libraw, Ubuntu:26.04:LTS: libraw

It was discovered that LibRaw incorrectly handled certain Nikon RAW image files. An attacker could possibly use this issue to cause LibRaw to crash, resulting in a denial of service. (CVE-2026-5342)

It was discovered that LibRaw had an integer overflow in its DNG image loader. An attacker could possibly use this issue to cause LibRaw to crash, resulting in a denial of service, or execute arbitrary code. (CVE-2026-20884)

It was discovered that LibRaw incorrectly handled certain X3F thumbnail data. An attacker could possibly use this issue to cause LibRaw to crash, resulting in a denial of service, or execute arbitrary code. (CVE-2026-20889)

It was discovered that LibRaw had a heap-based buffer overflow in its lossless JPEG image loader. An attacker could possibly use this issue to cause LibRaw to crash, resulting in a denial of service, or execute arbitrary code. (CVE-2026-21413)

It was discovered that LibRaw had an integer overflow in its uncompressed floating-point DNG image loader. An attacker could possibly use this issue to cause LibRaw to crash, resulting in a denial of service, or execute arbitrary code. This issue only affected Ubuntu 24.04 LTS and Ubuntu 25.04. (CVE-2026-24450)

It was discovered that LibRaw had a heap-based buffer overflow in its X3F Huffman decoder. An attacker could possibly use this issue to cause LibRaw to crash, resulting in a denial of service, or execute arbitrary code. (CVE-2026-24660)

Most recent entries from all

CVE-2026-20884

USN-8522-1 — libraw vulnerabilities